Your Venus is powerless and you were running Venus Mahadasa till 2014. Thereafter you are running Sun Mahadasa and Sun is very powerful in your horoscope. Your times should have changed from 2014 for the better and still you are not happy. Are you sure your birth time is correct? Usually a powerful sun gives good government jobs with some power in your hands. What job are you doing now? Try reciting Narayanakavacham, Rudrageetham and Srikrishnakarnamrutham daily.